65% (1986)

43% (1998)

49% (1999)

49% (1995)

49% (1996)

48% (1999)

54% (1998)

30% (1999)

48% (1998)

56% (1989)

31% (1999)

33% (1998)

38% (2012)

79% (1990)

42% (2000)

52% (1997)

43% (1995)

54% (1993)

58% (1999)

56% (1998)